Concessão da patente
#16.1
08/30/1988
RPI 932
The letters patent expired on 10/04/1994: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.
Talk to a specialistLatest action published by the INPI: 08/30/1988. We update with every new RPI gazette, published weekly.
Applicants
A. N. (pessoa física)
SP, BR
Inventors
N. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
08/30/1988
RPI 932
#13.1
05/10/1988
RPI 916
#9.1
12/29/1987
RPI 897
#6.1
07/21/1987
RPI 874
#4.1
08/05/1986
RPI 824
#3.1
01/21/1986
RPI 796
#2.1
08/21/1984
RPI 722
#15.11
01/12/2010
RPI 2036
#21.1
10/04/1994
RPI 1244
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